------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-11-22
21:33 -------
Subject: Bug 18529
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: [EMAIL PROTECTED] 2004-11-22 21:33:48
Modified files:
gcc : ChangeLog fold-const.c tree-ssa-loop-niter.c
Log message:
PR tree-optimization/18529
* fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
(simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
(fold): Call fold_to_nonsharp_ineq_using_bound.
* tree-ssa-loop-niter.c (simplify_replace_tree): New function.
(number_of_iterations_cond): Fold the expressions before futher
processing.
(tree_simplify_using_condition): Handle case when cond or expr is
an EQ_EXPR specially.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.6459&r2=2.6460
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fold-const.c.diff?cvsroot=gcc&r1=1.475&r2=1.476
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-loop-niter.c.diff?cvsroot=gcc&r1=2.16&r2=2.17
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18529
